Recognizing this need, major online messaging services use a technique called end-to-end encryption, to secure and protect users' conversations.

WhatsApp said passkeys will be stored in a password manager instead of on-device, enabling users to sign in to other devices ...

WhatsApp introduced passkey-encrypted backups, adding an extra layer of security by letting users protect their chat history with passwordless authentication.

WhatsApp adds passkey encryption for chat backups on Google Drive and iCloud, boosting user privacy and data security ...

If you back up both your data and your encryption key, your files should remain safely accessible to you (and only you). Open ...

It starts like any other app you come across, with a nice icon, a bunch of decent reviews, and a paraphrased claim about tidying up your phone or making it run a bit better. Click install and move on.